Add support for mattermost threading (#627)

2 files changed, 4 insertions, 3 deletions

diff --git a/bridge/mattermost/handlers.go b/bridge/mattermost/handlers.go
index d75e8d40..cd625c55 100644
--- a/bridge/mattermost/handlers.go
+++ b/bridge/mattermost/handlers.go
@@ -104,6 +104,7 @@ func (b *Bmattermost) handleMatterClient(messages chan *config.Message) {
 			Channel:  message.Channel,
 			Text:     message.Text,
 			ID:       message.Post.Id,
+			ParentID: message.Post.ParentId,
 			Extra:    make(map[string][]interface{}),
 		}
 
@@ -163,7 +164,7 @@ func (b *Bmattermost) handleUploadFile(msg *config.Message) (string, error) {
 		if b.GetBool("PrefixMessagesWithNick") {
 			msg.Text = msg.Username + msg.Text
 		}
-		res, err = b.mc.PostMessageWithFiles(channelID, msg.Text, []string{id})
+		res, err = b.mc.PostMessageWithFiles(channelID, msg.Text, msg.ParentID, []string{id})
 	}
 	return res, err
 }
diff --git a/bridge/mattermost/mattermost.go b/bridge/mattermost/mattermost.go
index b0dca0ba..ce4f4c33 100644
--- a/bridge/mattermost/mattermost.go
+++ b/bridge/mattermost/mattermost.go
@@ -124,7 +124,7 @@ func (b *Bmattermost) Send(msg config.Message) (string, error) {
 	// Upload a file if it exists
 	if msg.Extra != nil {
 		for _, rmsg := range helper.HandleExtra(&msg, b.General) {
-			if _, err := b.mc.PostMessage(b.mc.GetChannelId(rmsg.Channel, b.TeamID), rmsg.Username+rmsg.Text); err != nil {
+			if _, err := b.mc.PostMessage(b.mc.GetChannelId(rmsg.Channel, b.TeamID), rmsg.Username+rmsg.Text, msg.ParentID); err != nil {
 				b.Log.Errorf("PostMessage failed: %s", err)
 			}
 		}
@@ -144,5 +144,5 @@ func (b *Bmattermost) Send(msg config.Message) (string, error) {
 	}
 
 	// Post normal message
-	return b.mc.PostMessage(b.mc.GetChannelId(msg.Channel, b.TeamID), msg.Text)
+	return b.mc.PostMessage(b.mc.GetChannelId(msg.Channel, b.TeamID), msg.Text, msg.ParentID)
 }